APA (7th ed.) Citation

Frost, H. (1999). Butterfly colors. Pebble Books.

Chicago Style (17th ed.) Citation

Frost, Helen. Butterfly Colors. Minnesota: Pebble Books, 1999.

MLA (9th ed.) Citation

Frost, Helen. Butterfly Colors. Pebble Books, 1999.

Warning: These citations may not always be 100% accurate.